diff --git a/src/pg/carnet-application/carnet-application.service.ts b/src/pg/carnet-application/carnet-application.service.ts
index 56f2cc7..9a592cb 100644
--- a/src/pg/carnet-application/carnet-application.service.ts
+++ b/src/pg/carnet-application/carnet-application.service.ts
@@ -208,7 +208,7 @@ export class CarnetApplicationService {
 
             function escapePostgresString(str: string): string {
                 if (str == null) return '';
-                return `"${str.replace(/\\/g, '\\\\').replace(/"/g, '\\"')}"`;
+                return `"${str.replace(/\\/g, '\\\\').replace(/"/g, '""')}"`;
             }
 
             function escapePostgresValue(val: any): string {
@@ -219,16 +219,16 @@ export class CarnetApplicationService {
 
             const contactLiterals = body.P_GLTABLE.map(c => {
                 const fields = [
-                    escapePostgresValue(c.ITEMNO),               // integer
-                    escapePostgresValue(c.ITEMDESCRIPTION),      // varchar
-                    escapePostgresValue(c.ITEMVALUE),            // numeric
-                    escapePostgresValue(c.NOOFPIECES),           // integer
-                    escapePostgresValue(c.ITEMWEIGHT),           // numeric
-                    escapePostgresValue(c.ITEMWEIGHTUOM),        // varchar
-                    escapePostgresValue(c.GOODSORIGINCOUNTRY),   // varchar
+                    escapePostgresValue(c.ITEMNO),
+                    escapePostgresValue(c.ITEMDESCRIPTION),
+                    escapePostgresValue(c.ITEMVALUE),
+                    escapePostgresValue(c.NOOFPIECES),
+                    escapePostgresValue(c.ITEMWEIGHT),
+                    escapePostgresValue(c.ITEMWEIGHTUOM),
+                    escapePostgresValue(c.GOODSORIGINCOUNTRY),
                 ];
 
-                return `(${fields.join(',')})`; // composite literal without outer double quotes
+                return `"(${fields.join(',')})"`; // ✅ double quotes for composite
             });
 
             const pgArrayLiteral = `{${contactLiterals.join(',')}}`;